VINTRONS Li-ion BATTERY Pack Fits Sharp Zaurus SL-C3100, Zaurus SL-C3000, Zaurus SL-C1000 Capacity: 2000mAh / 7.4Wh Type: Li-ion Volts: 3.7V Size : 54.69 x 35.13 x 11.41mm Certificated with ISO9001, RoHS & CE;